From 8bd2f47c9a92ffcf5ae43fae965eaefd4748e263 Mon Sep 17 00:00:00 2001
From: lishuyuan <lishuyuan@inspur.com>
Date: 星期四, 02 十一月 2023 10:17:47 +0800
Subject: [PATCH] bugfix:目录订阅收到更新事件时,sql字段update_time为空导致的报错

---
 src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java
index 76a5087..9fbec1f 100755
--- a/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/impl/DeviceChannelServiceImpl.java
@@ -141,7 +141,7 @@
                     }
                 }
             }
-            int limitCount = 300;
+            int limitCount = 50;
             if (addChannels.size() > 0) {
                 if (addChannels.size() > limitCount) {
                     for (int i = 0; i < addChannels.size(); i += limitCount) {
@@ -199,7 +199,7 @@
             deviceChannel.setUpdateTime(now);
             result.add(updateGps(deviceChannel, device));
         });
-        int limitCount = 300;
+        int limitCount = 50;
         if (result.size() > limitCount) {
             for (int i = 0; i < result.size(); i += limitCount) {
                 int toIndex = i + limitCount;
@@ -243,6 +243,10 @@
 
     @Override
     public void batchUpdateChannel(List<DeviceChannel> channels) {
+        String now = DateUtil.getNow();
+        for (DeviceChannel channel : channels) {
+            channel.setUpdateTime(now);
+        }
         channelMapper.batchUpdate(channels);
         for (DeviceChannel channel : channels) {
             if (channel.getParentId() != null) {

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